Nobelium vs Tennessine

PropertyNo NobeliumTs Tennessine
Atomic number102117
SymbolNoTs
NameNobeliumTennessine
Categoryactinidehalogen
Standard Atomic Weight259 u294 u
Period77
GroupN/A17
Blocksp
Phase at STPsolidsolid
Electron configuration[Rn]7s25f14[Rn] 7s2 7p5 5f14 6d10(predicted)
Oxidation states[2, 3][-1, 1, 3, 5]
Electronegativity (Pauling)1.3N/A
Electron affinity-2.36 eV1.8 eV
Density9900 kg/m³7200 kg/m³
Melting point826.85 °C549.85 °C
Boiling point-273.15 °C609.85 °C
Discovery year19572010